The stage is set for a possible rollback in fuel-economy standards as President Trump ordered his administration to review stiffer requirements implemented by Obama.
Here’s a look at the implications of lower gas-mileage requirements, known as corporate average fuel economy (CAFE):
The environment: Lower fuel economy translates into higher carbon emissions. That contributes directly to climate change, which scientists blame for rising sea levels, extreme weather, harsher agricultural conditions, biodiversity loss and health concerns.
